33133013121 has 8 divisors (see below), whose sum is σ = 47575608640. Its totient is φ = 20389546512.

The previous prime is 33133013119. The next prime is 33133013159. The reversal of 33133013121 is 12131033133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33133013121 - 2¹ = 33133013119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33133013021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424782181 + ... + 424782258.

It is an arithmetic number, because the mean of its divisors is an integer number (5946951080).

Almost surely, 2^33133013121 is an apocalyptic number.

It is an amenable number.

33133013121 is a deficient number, since it is larger than the sum of its proper divisors (14442595519).

33133013121 is a wasteful number, since it uses less digits than its factorization.

33133013121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849564455.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 33133013121 its reverse (12131033133), we get a palindrome (45264046254).

The spelling of 33133013121 in words is "thirty-three billion, one hundred thirty-three million, thirteen thousand, one hundred twenty-one".